Max Expansion, Most USB Ports Update your computer to 8 ports USB3.0Gen1-2 Type C ports and 6 Type A ports, you can connect keyboard, mouse, external hard disk, CD/DVD drive, webcam, usb printer, scanner, game controller, USB VR, digital camera, etc. IMPROVE QUALITY AND EFFICIENCYSupport transfer rate up to 5Gbps, copy HD video, music, photos, data files between USB devices and computer at extremely fast speed. Note: The actual transfer speed is limited by the settings of the connected device. Wide Compatibility USB3.0Gen1 is backward compatible with USB 2.0 and 1.1 devices; Compliant with PCI-e 3.0 PCIe 2.0 motherboards, fits PCI Express x1, x4, x8 or x16 slots. The operating system supports Windows XP/Vista/2008 Server/7/8/10/11, Mac 0s (10.8.2 and above). Note: Windows XP, /Vista/7, Server need to install drivers, Windows 10/11 and Mac OS 10.8.2 and above do not need drivers.